42” x 10’. 250 gram. Cold Press....
Made from extruded aluminum and calibrated to 1/32 through the first 6”. Edge to edge calibrations in English and metric.
Rigid aluminum with neoprene non-slip backing grips. Better than cork and does not dry out. Ultra smooth edges and photo anodized calibrations grated in 1/16 and in metric (first inch gradted to 1/32).